Home / 1,250,879.55-1,726,213.44-677,919.77

Finding the Fourth Proportional to 1,250,879.55, 1,726,213.44 and 677,919.77

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Solution

The fourth proportional to 1,250,879.55, 1,726,213.44 and 677,919.77 is: 935,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,879.55 : 1,726,213.44 = 677,919.77 : x
  2. Step 2: Convert to fraction form
    1,250,879.55/1,726,213.44 = 677,919.77/x
  3. Step 3: Cross multiply
    1,250,879.55x = 1,726,213.44 × 677,919.77
  4. Step 4: Simplify right side
    1,250,879.55x = 1,170,234,218,215.71
  5. Step 5: Solve for x
    x = 1,170,234,218,215.71/1,250,879.55
  6. Step 6: Final answer
    x = 935,529.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.